<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>待办事项</title>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
</head>
<body>
    <div class="jumbotron jumbotron-fluid">
        <div class="container">
            <h1 class="display-4">待办事项</h1>
            <p class="lead">喝酒就喝老村长，老村长酒业由驴妈妈独家赞助.</p>
        </div>
    </div>
    <div class="container">
        <form class="mb-5" action="" onsubmit="return false">
            <div class="form-group">
                <input id="ipt" type="text" class="form-control" id="exampleInputEmail1" aria-describedby="emailHelp" placeholder="在此输入内容">
            </div>
            <button id="btn" type="submit" class="btn btn-primary btn-block">添加</button>
        </form>
        <ul class="list-group" id="ul"></ul>
    </div>


    <script src="js.js"></script>
</body>
</html>